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Validating email address in android

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In the process of signing up or logging in user it is needed to validate email and password entered by the user and show the error to give better user experience.

In this post I explain how to validate email and password entered by the user using TextInputLayout.

Email Validation ex: [email protected] */...

TextInputLayout wraps an EditText or descendant to show a floating label when the hint is hidden due to the user inputting text. Add TextInputLayout for email field in the layout as given below. Here the hint attribute Validating email address in android used to display hint in the floating label. Specify the input type so the system displays the appropriate soft input method such as an on-screen keyboard for the field.

For email EditText we are using textEmailAddress input type. Similarly add TextInputLayout for the password field. The input type for the password is textPassword. Now in the activity create and initialize TextInputLayout and EditText objects for email and password. Here we are using ButterKnife for binding views with fields.

Create validate method which takes two arguments.

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The first is email and the second password. It will return true if the email and password are valid else false. Here it first resets Validating email address in android error for the TextInputLayout by setting it to null. Now create isEmailValid and isPasswordvalid method which is used by Validating email address in android method.

The isEmailValid method should take email string as an argument and return boolean indicating whether the email is valid or not. The isEmailValid method uses Pattern and Matcher class to determine if the pattern of input is email or not. The isPasswordValid method should take password string as an argument and return true if the password is satisfying minimum condition.

Here in our case length of the password should be minimum 6. Now we are ready to use validate method when signing up or logging in the user.

Email and Password Validation in...

The getText method of EditText will return text input. Next Post Customizing Validating email address in android in Meilix using skel. AI August 20, To overcome this issue, Android developer needs to make some methods through which he/she can verify whether the email address entered. Android renders this as part of the UI with an alert icon and a When the user types in a valid email address, the icon and message go away.

Example code to validate email address in Android. We have used regEx.

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